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CY22394ZC-XXX 데이터 시트보기 (PDF) - Cypress Semiconductor
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CY22394ZC-XXX
Three-PLL Serial-Programmable Flash-Programmable Clock Generator
Cypress Semiconductor
CY22394ZC-XXX Datasheet PDF : 17 Pages
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CY22393
CY22394
CY22395
Figure 2. Data Frame Architecture
SDAT
Write
Multiple
Contiguous
Registers
1 Bit
1 Bit
Slave
R/W = 0 ACK
1 Bit
Slave
ACK
1 Bit
Slave
ACK
1 Bit
Slave
ACK
7-bit
Device
Address
8-bit
Register
Address
(XXH)
8-bit
Register
Data
(XXH)
8-bit
Register
Data
(XXH+1)
8-bit
Register
Data
(XXH+2)
Start Signal
1 Bit
Slave
ACK
1 Bit
Slave
ACK
1 Bit
Slave
ACK
8-bit
Register
Data
(FFH)
8-bit
Register
Data
(00H)
SDAT
Read
1 Bit
1 Bit
Slave
R/W = 1 ACK
1 Bit
Slave
ACK
Current
7-bit
Address
Device
Address
Read
Start Signal
8-bit
Register
Data
1 Bit
Master
ACK
Stop Signal
SDAT
Read
Multiple
Contiguous
Registers
1 Bit
1 Bit
Slave
R/W = 0 ACK
1 Bit
Slave
ACK
1 Bit
Master
ACK
1 Bit
Master
ACK
7-bit
Device
Address
8-bit
Register
Address
(XXH)
7-bit
Device
Address
+R/W=1
8-bit
Register
Data
(XXH)
8-bit
Register
Data
(XXH+1)
Start Signal
Repeated
Start bit
1 Bit
Master
ACK
1 Bit
Master
ACK
1 Bit
Master
ACK
8-bit
Register
Data
(FFH)
8-bit
Register
Data
(00H)
Figure 3. Data Valid and Data Transition Periods
Data Valid
Transition
to next Bit
SDAT
1 Bit
Slave
ACK
Stop Signal
1 Bit
Master
ACK
Stop Signal
t
DH
t
SU
VIH
SCLK
VIL
CLK
HIGH
CLK
LOW
Document #: 38-07186 Rev. *C
Page 10 of 17
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